Class: MousePosition

ol.control.MousePosition

A control to show the 2D coordinates of the mouse cursor. By default, these are in the view projection, but can be in any supported projection. By default the control is shown in the top right corner of the map, but this can be changed by using the css selector .ol-mouse-position.

new ol.control.MousePosition(opt_options)

src/ol/control/mousepositioncontrol.js, line 41
Name Type Description
options

Mouse position options.

Name Type Description
className string | undefined

CSS class name. Default is ol-mouse-position.

coordinateFormat ol.CoordinateFormatType | undefined

Coordinate format.

projection ol.proj.ProjectionLike

Projection.

render function | undefined experimental

Function called when the control should be re-rendered. This is called in a requestAnimationFrame callback.

target Element | undefined

Target.

undefinedHTML string | undefined

Markup for undefined coordinates. Default is `` (empty string).

Fires:

Extends

Observable Properties

Name Type Settable ol.ObjectEvent type Description
coordinateFormat ol.CoordinateFormatType | undefined yes change:coordinateformat

The format to render the current position in.

projection ol.proj.Projection | undefined yes change:projection

The projection to report mouse position in.

Methods

ol.control.MousePosition.render(mapEvent) experimental

src/ol/control/mousepositioncontrol.js, line 111

Update the mouseposition element.

This:
Name Type Description
mapEvent ol.MapEvent

Map event.

changed() inherited experimental

src/ol/observable.js, line 52

Increases the revision counter and dispatches a 'change' event.

Fires:
  • change experimental

get(key){*} inherited

src/ol/object.js, line 150

Gets a value.

Name Type Description
key string

Key name.

Returns:
Value.

getCoordinateFormat(){ol.CoordinateFormatType|undefined}

src/ol/control/mousepositioncontrol.js, line 141

Return the coordinate format type used to render the current position or undefined.

Returns:
The format to render the current position in.

getKeys(){Array.<string>} inherited

src/ol/object.js, line 164

Get a list of object property names.

Returns:
List of property names.

getMap(){ol.Map} inherited

src/ol/control/control.js, line 114

Get the map associated with this control.

Returns:
Map.

getProjection(){ol.proj.Projection|undefined}

src/ol/control/mousepositioncontrol.js, line 154

Return the projection that is used to report the mouse position.

Returns:
The projection to report mouse position in.

getProperties(){Object.<string, *>} inherited

src/ol/object.js, line 174

Get an object of all property names and values.

Returns:
Object.

getRevision(){number} inherited experimental

src/ol/observable.js, line 62
Returns:
Revision.

on(type, listener, opt_this){goog.events.Key} inherited

src/ol/observable.js, line 75

Listen for a certain type of event.

Name Type Description
type string | Array.<string>

The event type or array of event types.

listener function

The listener function.

this Object

The object to use as this in listener.

Returns:
Unique key for the listener.

once(type, listener, opt_this){goog.events.Key} inherited

src/ol/observable.js, line 88

Listen once for a certain type of event.

Name Type Description
type string | Array.<string>

The event type or array of event types.

listener function

The listener function.

this Object

The object to use as this in listener.

Returns:
Unique key for the listener.

set(key, value) inherited

src/ol/object.js, line 203

Sets a value.

Name Type Description
key string

Key name.

value *

Value.

setCoordinateFormat(format)

src/ol/control/mousepositioncontrol.js, line 206

Set the coordinate format type used to render the current position.

Name Type Description
format ol.CoordinateFormatType

The format to render the current position in.

setMap(map){undefined}

src/ol/control/mousepositioncontrol.js, line 185

Remove the control from its current map and attach it to the new map. Subclasses may set up event handlers to get notified about changes to the map here.

Name Type Description
map ol.Map

Map.

Returns:
Undefined.

setProjection(projection)

src/ol/control/mousepositioncontrol.js, line 218

Set the projection that is used to report the mouse position.

Name Type Description
projection ol.proj.Projection

The projection to report mouse position in.

setProperties(values) inherited

src/ol/object.js, line 216

Sets a collection of key-value pairs. Note that this changes any existing properties and adds new ones (it does not remove any existing properties).

Name Type Description
values Object.<string, *>

Values.

setTarget(target) inherited experimental

src/ol/control/control.js, line 157

This function is used to set a target element for the control. It has no effect if it is called after the control has been added to the map (i.e. after setMap is called on the control). If no target is set in the options passed to the control constructor and if setTarget is not called then the control is added to the map's overlay container.

Name Type Description
target Element | string

Target.

un(type, listener, opt_this) inherited

src/ol/observable.js, line 101

Unlisten for a certain type of event.

Name Type Description
type string | Array.<string>

The event type or array of event types.

listener function

The listener function.

this Object

The object which was used as this by the listener.

unByKey(key) inherited

src/ol/observable.js, line 114

Removes an event listener using the key returned by on() or once(). Note that using the ol.Observable.unByKey static function is to be preferred.

Name Type Description
key goog.events.Key

The key returned by on() or once().

unset(key) inherited

src/ol/object.js, line 229

Unsets a property.

Name Type Description
key string

Key name.